Home / 2,103,552.76-2,902,728.45-1,186,007.51

Finding the Fourth Proportional to 2,103,552.76, 2,902,728.45 and 1,186,007.51

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Solution

The fourth proportional to 2,103,552.76, 2,902,728.45 and 1,186,007.51 is: 1,636,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,552.76 : 2,902,728.45 = 1,186,007.51 : x
  2. Step 2: Convert to fraction form
    2,103,552.76/2,902,728.45 = 1,186,007.51/x
  3. Step 3: Cross multiply
    2,103,552.76x = 2,902,728.45 × 1,186,007.51
  4. Step 4: Simplify right side
    2,103,552.76x = 3,442,657,732,485.05
  5. Step 5: Solve for x
    x = 3,442,657,732,485.05/2,103,552.76
  6. Step 6: Final answer
    x = 1,636,592.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.